This part is from RocketMotorMenagerie
cost:
32500
mass:
1.14
TechRequired:
veryHeavyRocketry
engine_data:
ssbeEngine
{"isp"=>{"vac"=>361.0, "atmo"=>331.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>570.0}
